<div>
	<div class="hero-unit">
		<h2>{{playcards[cardIdx].q}}</h2>
	</div>
	<div class="hero-unit">
		<h2>{{answer}}</h2>
	</div>
	
		<button class="btn btn-success" type="submit" ng-click="nextRandomCard()">next</button>
		<button class="btn btn-primary" type="button" ng-click="showAnswer()" >Show answer</button>
</div>
